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<head><meta charset="utf-8"><title>rust on ppc is fast · general · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/index.html">general</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html">rust on ppc is fast</a></h3>

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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147373252" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nagisa <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147373252">(Nov 09 2018 at 14:06)</a>:</h4>
<p><a href="https://www.phoronix.com/scan.php?page=article&amp;item=power9-threadripper-core9&amp;num=5" target="_blank" title="https://www.phoronix.com/scan.php?page=article&amp;item=power9-threadripper-core9&amp;num=5">![Rust prime benchmark on phoronix](https://i.imgur.com/nGOgHc1.png)</a></p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147373286" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nagisa <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147373286">(Nov 09 2018 at 14:07)</a>:</h4>
<p>also turns out you cannot embed memes on zulip. Don’t try that at home <span class="emoji emoji-1f641" title="frown">:frown:</span></p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147374731" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> RalfJ <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147374731">(Nov 09 2018 at 14:27)</a>:</h4>
<p>I consider that a feature :P</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147374809" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jake Goulding <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147374809">(Nov 09 2018 at 14:28)</a>:</h4>
<p>I don't understand which of those graphs is for Rust. They all list GCC options</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147374825" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> RalfJ <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147374825">(Nov 09 2018 at 14:28)</a>:</h4>
<p>I think the first is for Rust</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147374828" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> RalfJ <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147374828">(Nov 09 2018 at 14:28)</a>:</h4>
<p>no idea why it shows GCC options...</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147374854" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jake Goulding <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147374854">(Nov 09 2018 at 14:29)</a>:</h4>
<p>I guess it does say "rust prime" in the header</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147374950" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Jake Goulding <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147374950">(Nov 09 2018 at 14:30)</a>:</h4>
<p>(a) it's interesting that Rust is being tossed into the general "check out this code" bucket<br>
(b) that has to be all LLVM going it anyway, right?</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147376733" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nagisa <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147376733">(Nov 09 2018 at 14:58)</a>:</h4>
<p>the interesting part here is the code being so much faster than on the top-of-the-line x86 CPUs (despite other benchmarks being less different)</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147376751" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nagisa <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147376751">(Nov 09 2018 at 14:58)</a>:</h4>
<p>which at least tells me that the powerpc backend is not as unoptimised than I feared it to be</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147376875" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nagisa <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147376875">(Nov 09 2018 at 15:00)</a>:</h4>
<p>(for the reference 2990WX is a 32 core CPU vs 44 PPC cores over 2 sockets of TALOS)</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/122651-general/topic/rust%20on%20ppc%20is%20fast/near/147377501" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> kennytm <a href="https://rust-lang.github.io/zulip_archive/stream/122651-general/topic/rust.20on.20ppc.20is.20fast.html#147377501">(Nov 09 2018 at 15:10)</a>:</h4>
<p>link to that rust benchmark: &lt;<a href="https://openbenchmarking.org/innhold/802aab108da0cc656d7560a98447d3556af818da" target="_blank" title="https://openbenchmarking.org/innhold/802aab108da0cc656d7560a98447d3556af818da">https://openbenchmarking.org/innhold/802aab108da0cc656d7560a98447d3556af818da</a>&gt;</p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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